Migration of lymphocytes 'homing' from the thymus and bone marrow into tissues possessing an appropriate microenvironment. ... Origin: eco-+ G. Taxis, order, arrangement ... (05 Mar 2000) ... 
(ek´o-tak″sis) the “homing” of recirculating lymphocytes to specific compartments of peripheral lymphoid tissues—B cells to B-dependent areas and T cells to T-dependent areas.
Type: Term Pronunciation: ē′kō-tak′sis Definitions: 1. Migration of lymphocytes 'homing' from the thymus and bone marrow into tissues possessing an appropriate microenvironment.
ecotaxis The migration of lymphocytes from the thymus and bone marrow into tissues with a suitable microenvironment.